Reflection of Spectral Sky Irradiance on
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Eyvind Aas; Jo HΓΈkedal
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Article
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1999
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Elsevier Science
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English
β 279 KB
Observed angular distributions of spectral sky radi-ward irradiance, the ratio of diffuse and total irradiance, and the solar zenith angle. Β©Elsevier Science Inc., 1999 ance clearly demonstrate the anisotropic nature of the radiance and lead to significant deviations from the isotropic case when the